There's hardly any time left for grocery shopping between bringing the children to college and dumping dirty clothes in the laundry to grab some coffee and making it function on time to bring the children back to soccer exercise to keep the orthodontist appointment and lastly getting home with enough time to put together a good dinner. Who wouldn't want a break at the counter from the confusing food, manufacturing and milk aisles and endless lines? That's why when applications showed up promising to deliver new groceries at your doorstep, often with tempting discounts and delivery the same day, customers warmed up to them immediately. Within no moment, fresh startups like InstaCart as well as large brands like Amazon Groceries and Whole Foods already established had jumped into the game and the ecosystem of supermarket mobile app development was increasing. The shift is well underway today and the market is extremely receptive to innovation, including fresh entrants in thi...